The endless blue sky and sea, this is the everlasting summer island "Imperial Island" in the South Pacific Ocean. On a huge school island with junior high school to graduate school, the kind-hearted second-year high school student, Keiichi Ichigaya, Kikko and Henschel who yearn for him, and Forgore who is planning to abduct him for some reason are always at the center of the turmoil. The three of them were androids created using the same technology ... In the wake of the battle between Henschel and Forgore, who are competing for Kaichi, the invention department and flower arrangement department to which Kaichi belongs and the student organization that controls the school confront each other, and eventually it develops into a big event involving the whole school. A school comedy about the love and secrets of a beautiful girl android.